1# Expect script for LD section checks tests 2# Copyright (C) 1999-2020 Free Software Foundation, Inc. 3# 4# This file is part of the GNU Binutils. 5# 6# This program is free software; you can redistribute it and/or modify 7# it under the terms of the GNU General Public License as published by 8# the Free Software Foundation; either version 3 of the License, or 9# (at your option) any later version. 10# 11# This program is distributed in the hope that it will be useful, 12# but WITHOUT ANY WARRANTY; without even the implied warranty of 13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14# GNU General Public License for more details. 15# 16# You should have received a copy of the GNU General Public License 17# along with this program; if not, write to the Free Software 18# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 19# MA 02110-1301, USA. 20# 21# Written by Nick Clifton (nickc@cygnus.com) 22 23proc section_check {} { 24 global ld_flags 25 global as 26 global ld 27 global srcdir 28 global subdir 29 30 # The usage of .lcomm in asm.s is incompatible with ia64 and ppc xcoff. 31 if { [istarget ia64-*-*] || [is_xcoff_format] } { 32 return 33 } 34 set test "check sections 1" 35 36 set ldflags "--check-sections -e foo" 37 38 if { ![ld_assemble $as $srcdir/$subdir/asm.s tmpdir/asm.o]} { 39 unresolved $test 40 return 41 } 42 43 if ![ld_link $ld tmpdir/asm.x "$ldflags tmpdir/asm.o"] { 44 fail $test 45 } else { 46 pass $test 47 } 48 49 set test "check sections 2" 50 51 # Change the linker flags so that our "buggy" linker 52 # script is used. 53 set ldflags "--check-sections -T $srcdir/$subdir/script -e foo" 54 55 # Perform the equivalent of invoking ld_link 56 # except that we need to massage the output further. 57 58 set exec_output [run_host_cmd "$ld" "-o tmpdir/asm.x $ldflags tmpdir/asm.o"] 59 set exec_output [prune_warnings $exec_output] 60 61 # Make sure that we got some output from the linker 62 if [string match "" $exec_output] then { 63 fail $test 64 } 65 66 # Now remove our expected error message 67 regsub -all ".*: section .data .* overlaps section .text .*" $exec_output "" exec_output 68 69 # And check to see if anything else, (unexpected) was left 70 if [string match "" $exec_output] then { 71 pass $test 72 } else { 73 verbose -log "Unexpected linker message(s): $exec_output" 74 fail $test 75 } 76} 77 78proc overflow_check {} { 79 # Test only on some 32-bit targets that are often tested 80 if { ![istarget i?86-*-*] 81 && ![istarget powerpc-*-*] 82 && ![istarget arm*-*-*] } { 83 return 84 } 85 if ![is_elf_format] { 86 return 87 } 88 89 run_dump_test "over" 90 run_dump_test "over2" 91} 92 93section_check 94overflow_check 95